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Find a Commonwealth ResourceU.S. Environmental Protection Agency
Clean air helps people breathe easy and see far. It keeps our parks and planet healthy too! Air pollution in parks can have negative consequences for how well we can see park vistas, the health of natural environments,…
Updated Mar 24, 2026
U.S. Environmental Protection Agency
Mercury is a neurotoxin. How someone's health may be affected by an exposure to mercury depends on a number of factors: The form of mercury (for example, methylmercury or elemental (metallic) mercury); The amount of…
Updated Mar 23, 2026
